Finding the Third Proportional to 2,643,903 and 3,567,253.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643,903 : 3,567,253.50 = 3,567,253.50 : x
2. Step 2: Convert to fraction form
   2,643,903/3,567,253.50 = 3,567,253.50/x
3. Step 3: Cross multiply
   2,643,903x = 3,567,253.50 × 3,567,253.50
4. Step 4: Simplify right side
   2,643,903x = 12,725,297,533,262.25
5. Step 5: Solve for x
   x = 12,725,297,533,262.25/2,643,903
6. Step 6: Final answer
   x = 4,813,072.77